38889680

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{10343}}^1$

素因数の和:10403

約数の個数: 40

約数和(自身を含む): 92351232

約数和(自身を除く): 53461552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 10343, 20686, 41372, 51715, 82744, 103430, 165488, 206860, 413720, 486121, 827440, 972242, 1944484, 2430605, 3888968, 4861210, 7777936, 9722420, 19444840, 38889680]

約数ペア:

[(1, 38889680), (2, 19444840), (4, 9722420), (5, 7777936), (8, 4861210), (10, 3888968), (16, 2430605), (20, 1944484), (40, 972242), (47, 827440), (80, 486121), (94, 413720), (188, 206860), (235, 165488), (376, 103430), (470, 82744), (752, 51715), (940, 41372), (1880, 20686), (3760, 10343)]